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Towards Safe Autonomous Driving: Decision Making with
Observation-Robust Reinforcement Learning
Xiangkun He, Chen Lv
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Most real-world situations involve unavoidable measurement
noises or perception errors which result in unsafe decision
making or even casualty in autonomous driving. To address these
issues and further improve safety, automated driving is required
to be capable of handling perception uncertainties. Here, this
paper presents an observation-robust reinforcement learning
against observational uncertainties to realize safe decision
making for autonomous vehicles. Specifically, an adversarial
agent is trained online to generate optimal adversarial attacks
on observations, which attempts to amplify the average variation
distance on perturbed policies. In addition, an
observation-robust actor-critic approach is developed to enable
the agent to learn the optimal policies and ensure that the
changes of the policies perturbed by optimal adversarial attacks
remain within a certain bound. Lastly, the safe decision making
scheme is evaluated on a lane change task under complex highway
traffic scenarios. The results show that the developed approach
can ensure autonomous driving performance, as well as the policy
robustness against adversarial attacks on observations.
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Keywords: Autonomous vehicle, Robust reinforcement learning,
Safe decision making, Adversarial attack
He, X., Lv, C.: Towards safe autonomous driving: decision
making with observation-robust reinforcement learning.
Automot. Innov. 6, 509–520 (2023)
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Full Paper Reading>>
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European Research Project’s Contributions to a Safer
Automated Road Traffic
Felix Fahrenkrog, Susanne Reithinger, Burak Gülsen, Florian
Raisch
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Automated driving is poised to become a pivotal technology in
the future automotive transportation. However, it is evident
that the implementation of automated driving presents
significant technical challenges. To accelerate the development
and deployment of automated driving the European Commission
initiated the research project L3Pilot in 2017. With a budget of
65 million Euros and the involvement of 13 car manufacturers,
L3Pilot stands as the largest European project on automated
driving (AD). This paper serves as a comprehensive account of
BMW’s main activities in the L3Pilot project that ended in 2021.
The research questions addressed in this project are related to
the following topics: what are the guidelines for the
development of AD? How do potential customers interact with AD?
And what is the safety impact assessment of AD? The paper
presents the findings related to all three research questions to
contribute to the further development of automated driving. For
this purpose together with other partners the Code of Practice
of AD was defined as a guideline for the development of future
AD systems. Related to the second question, BMW conducted tests
with AD systems on motorways and in parking scenarios, with over
100 test subjects experiencing AD. The studies provide input and
considerations for future AD systems. Finally, in the safety
impact assessment, BMW investigated with other project partners
the potential safety benefits of AD through simulation. The
results show a potential to improve road safety. In conclusion,
the exploration of all three research questions has led to a
deeper understanding of SAE Level 3 AD.
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Keywords: Automated driving, L3Pilot, Code of Practice, Pilot,
Safety impact assessment, User acceptance
Fahrenkrog, F., Reithinger, S., Gülsen, B. et al.: European
research project’s contributions to a safer automated road
traffic. Automot. Innov. 6, 521–530 (2023)
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Full Paper Reading>>
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Genetic Algorithm-Based SOTIF Scenario Construction for
Complex Traffic Flow
Shulian Zhao, Jianli Duan, Siyu Wu, Xinyu Gu, Chuzhao Li, Kai
Yin, Hong Wang
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The Safety of The Intended Functionality (SOTIF) challenge
represents the triggering condition by elements of a specific
scenario and exposes the function limitation of an autonomous
vehicle (AV), which leads to hazards. As for
operation-content-related features, the scenario is similar to
AVs’ SOTIF research and development. Therefore, scenario
generation is a significant topic for SOTIF verification and
validation procedure, especially in the simulation testing of
AVs. Thus, in this paper, a well-designed scenario architecture
is first defined, with comprehensive scenario elements, to
present SOTIF trigger conditions. Then, considering complex
traffic disturbance as trigger conditions, a novel SOTIF
scenario generation method is developed. An indicator, also
known as Scenario Potential Risk, is defined as the combination
of the safety control intensity and the prior collision
probability. This indicator helps identify critical scenarios in
the proposed method. In addition, the corresponding vehicle
motion models are established for general straight roads, curved
roads, and safety assessment areas. As for the traffic
participants’ motion model, it is designed to construct the key
dynamic events. To efficiently search for critical scenarios
with the trigger of complex traffic flow, this scenario is
encoded as genes and it is regenerated through selection,
mutation, and crossover iteration processes, known as the
Genetic Algorithm (GA). Experimental results show that the
GA-based method could efficiently construct diverse and critical
traffic scenarios, contributing to the construction of the SOTIF
scenario library.
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Keywords: SOTIF triggers conditions, Scenario generation,
Genetic algorithm, Complex traffic disturbance
Liu, X., Wang, M., Cao, R. et al.: Review of abnormality
detection and fault diagnosis methods for lithium-ion
batteries. Automot. Innov. 6(2), 256–267 (2023)
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Full Paper Reading>>
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ISC 2023 to be held on 10-12 July 2023 in Chongqing
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The 2023 edition of "World Journal Clout Index (WJCI) of
Scientific and Technological Periodicals" report was released
recently. Automotive Innovation ranks Q1 in the discipline of
"Automobile, Locomotive and Vehicle Engineering".
WJCI report, based on the R&D investment, research paper output,
number of researchers, and the publication scale of journals,
determines the rank and selection of source journals. It selects
the most excellent journals with the most representative
regions, disciplines and industries from more than 60,000
academic journals around the world.
For more information, please click
here .
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The 2023 World New Energy Vehicle Congress was Successfully Held
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On 7 December, the 2023 World New Energy Vehicle Congress opened
in Haikou, Hainan. More than 1,000 representatives attended the
congress, covering 23 countries and regions. Providing both
online livestream and physical gathering, the congress discussed
topics such as "green low-carbon development strategy" and
"accelerating the reconstruction of the new ecology of the
automotive industry". The Consensus of 2023 World New Energy
Vehicle Congress and the results of "2023 Global New Energy
Vehicle Frontier and Innovative Technologies" were released.
For more detailed information about the congress,click
here
.
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CSAE Young Scientist Seminar on New Energy Vehicle Thermal
Management Technology was Successfully Held
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On 16th December, " CSAE Young Scientist Seminar on New Energy
Vehicle Thermal Management Technology" was successfully held at
BYD Engineering Research Institute in Shenzhen, China. A total
of 11 academic experts and 19 technical experts attended the
meeting. The attendees discussed thermal management technology
of new energy vehicles. The seminar seeks to address critical
thermal management technology challenges, such as energy
management and comprehensive utilization of vehicle thermal
management, integration of vehicle thermal management
components, and active and passive energy-efficient cabin
heating technology.
For more information, please click
here
.
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Automotive Innovation launched Directory of AUIN Published
Papers
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Automotive Innovation launched the Directory of AUIN Published
Papers. It offers access to locate all papers published on
Automotive Innovation. All articles published in the journal
during 2022 – 2023 are listed according to the technical
field.
Please click
here
to download the file.
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Automotive Innovation
Sponsored by China SAE and published globally via Springer
Nature, Automotive Innovation aims to be a world-class journal
that provides abundant sources of innovative findings for
automotive engineers and scientists. The journal is published
quarterly, ensuring high-quality papers satisfying international
standards. With the editorial board consisting of world-renowned
experts, it has attracted readers from 72 countries and regions.
The highest download of a single article wins more than 32,000.
The journal is indexed in Ei Compendex, ESCI, and Scopus
(IF2022=6.1).
The journal provides a forum for the research of principles,
methodologies, designs, theoretical background, and cutting-edge
technologies in connection with the development of vehicle and
mobility. The main topics cover: energy-saving, electrification,
intelligent and connected, safety, and emerging vehicle
technologies.
Editors-in-Chief
Jun Li, Academician of CAE, President of China SAE, Professor of
Tsinghua University
Frank Zhao, Honorary Lifetime President of FISITA, Director of
Tsinghua Automotive Strategy Research Institute, Professor of
Tsinghua University
Honorary and Founding Executive Editor-in-Chief
Prof. Fangwu (Mike) Ma
Executive Associate Editor-in-Chief
Prof. Xinjie Zhang, Professor of Jilin University
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Paper submission and browse
www.ChinaSAEJournal.com.cn
www.springer.com/42154
Contacts:
Ms. Lily Lu
Tel: +86-10-50950101
Email:
jai@sae-china.org
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Sponsored by
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Published by
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